• Women in labour who are pregnant with a single baby, who go into labour at term (37 to 42 weeks of pregnancy) and who do not have any pre-existing medical conditions or antenatal conditions that predispose to a higher risk birth
• Women in labour whose baby has not been identified before labour to be at high risk of adverse outcome
• Singleton babies born at term (37 to 42 weeks of pregnancy) with no previously identified problems (for example congenital malformations, genetic anomalies, intrauterine growth restriction, placental problems)
• Women having an assisted vaginal birth (forceps or vacuum/suction birth) without evidence of an active infection or other conditions requiring antibiotics

• Placebo
• Standard care (no antibiotics)

Critical:

• Endometritis
• Infection at perineal/vaginal or episiotomy site (up till 6 weeks)
• Sepsis following perineum infection or endometritis

Important:

• Maternal adverse reaction to antibiotics
• Long-term neonatal outcomes (asthma, allergies)
• Breastfeeding at 6 weeks
• Perineal pain at 6 weeks
• Antibiotic resistance